Mohamed S. Osman

Solving Multi-level Multi-objective Fractional Programming Problem with Rough Intervals in the Objective Functions

Mohamed S. Osman, Kamal R. Raslan, Osama E. Emam & Farahat A. Farahat · Journal of Advances in Mathematics and Computer Science · 2017

In this paper multi-level multi-objective fractional programming problem (ML-MOFP) is considered where some or all of its coefficients in the objective function are rough intervals. At the first phase of the solution approach and to avoid the complexity of the problem, two FP pro...

Open access Research Article 10.9734/BJMCS/2017/30626

Effect of Different Levels of Nitrogen and Filter Mud on Tomato Vegetative Growth Yield and Yield Components

Abuzaid O. Abuzaid, Mohamed S. Osman, Elfatih A. M. Elsiddig & Gamal Eldin Eltayeb Abd-Elrahim · Asian Journal of Agricultural and Horticultural Research · 2019

Aim: This study aimed to evaluate the   effect of different levels of nitrogen and filter mud cake applications on vegetative growth and yield on tomato cultivar "Castle Rock". Place and  Duration of Study: Field experiments were conducted during two successive winter seasons 201...

Open access Research Article 10.9734/ajahr/2019/v4i230013

Evaluation of Four Tomato Varieties (Lycopersicon esculentum Mill.) for Vegetative Growth, Yield and Yield Components in Ed Dueim, Sudan

Alfatih A. H. Hussein, Elfatih A. M. Elsiddig, Mohamed S. Osman & Gamal Eldin Eltayeb Abd-Elrahim · Asian Research Journal of Agriculture · 2018

Two field experiments were carried out during two successive winter seasons of 2013/14 and 2014/15 at the experimental farm, Faculty of Agriculture and Natural Resources, University of Bahkt ALruda, Ed Duiem, Sudan.  The aim of this study was to evaluate four tomato varieties per...

Open access Research Article 10.9734/ARJA/2018/40554